Product features:1. Eye Protection: Probe Automatically Induction Arc Light, LCD dimming screen quickly black, safe and reliable, will not cause harm to the eyes. 2. Work Efficiency: No need to repeat the masking action before each arcing, the completion rate increases in the same working time. 3. WELDING QUALITY: both hands are completely free, can do accurate welding.

　　Precautions:The product is recommended for use in the temperature range of-5 °C-+ 55 °C and is stored in a clean dry environment where the humidity is less than 90% between-30 °C-+ 70 °C. Do not use solvent cleaning mask to avoid damage to product performance. Can Choose soft tissue or cloth qingjie automatic light-changing surface screen and protective sheet, choose neutral soapy water and water clean welding helmet. Do not immerse the mask directly in water or flush it directly with a liquid.